Step 1：Click the“Settings”.
Step 2：Click the“General”button.
Step 3：Click the“Language & Region”button.
Step 4：Click the“Add Language…”button.
Step 5：Search for any language you want to change here (Take Simplified Chinese as an example).
Step 6：Click the“Use Chinese,Simplified”button, and wait for the system update.
Step 7：Click the“Region”button.
Step 8：Search for any region you want to change (Take“China mainland”as an example), Click it and wait the system update.
